3 years ago

Solve the equation. Then check your solution. - (3a + 4) = 7 Helppp

Mathematics

2 answers:

Sati [7]3 years ago

8 0

Answer:

a= $-3\frac{2}{3}$ or ≈ -3.66

Step-by-step explanation:

-(3a+4)=7

-3a-4=7

Add 4 to both sides

-3a=11

Multiply both sides by -1

3a= -11

Divide both sides by 3

a= $-3\frac{2}{3}$

vlada-n [284]3 years ago

7 0

Answer:

Step-by-step explanation:

-3a+4 =7

-4. _4

-3a=3

divide by -3 on both sides

a=-1

3+4=7

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